#include "../crc/sha256.h"
#include "../crc/sha512.h"
#include "../crc/xxhash.h"
+#include "../crc/murmur3.h"
+#include "../crc/fnv.h"
+#include "../hash.h"
#include "test.h"
struct test_type {
const char *name;
unsigned int mask;
- uint64_t (*fn)(void *, size_t);
+ void (*fn)(struct test_type *, void *, size_t);
+ uint32_t output;
};
enum {
T_SHA256 = 1U << 7,
T_SHA512 = 1U << 8,
T_XXHASH = 1U << 9,
+ T_MURMUR3 = 1U << 10,
+ T_JHASH = 1U << 11,
+ T_FNV = 1U << 12,
};
-static void randomize_buf(void *buf, unsigned int size, int seed)
-{
- struct frand_state state;
-
- init_rand_seed(&state, seed);
- fill_random_buf(&state, buf, size);
-}
-
-static uint64_t t_md5(void *buf, size_t size)
+static void t_md5(struct test_type *t, void *buf, size_t size)
{
uint32_t digest[4];
struct fio_md5_ctx ctx = { .hash = digest };
- struct timeval s;
int i;
fio_md5_init(&ctx);
- fio_gettime(&s, NULL);
- for (i = 0; i < NR_CHUNKS; i++)
+ for (i = 0; i < NR_CHUNKS; i++) {
fio_md5_update(&ctx, buf, size);
-
- return utime_since_now(&s);
+ fio_md5_final(&ctx);
+ }
}
-static uint64_t t_crc64(void *buf, size_t size)
+static void t_crc64(struct test_type *t, void *buf, size_t size)
{
- struct timeval s;
int i;
- fio_gettime(&s, NULL);
for (i = 0; i < NR_CHUNKS; i++)
- fio_crc64(buf, size);
-
- return utime_since_now(&s);
+ t->output += fio_crc64(buf, size);
}
-static uint64_t t_crc32(void *buf, size_t size)
+static void t_crc32(struct test_type *t, void *buf, size_t size)
{
- struct timeval s;
int i;
- fio_gettime(&s, NULL);
for (i = 0; i < NR_CHUNKS; i++)
- fio_crc32(buf, size);
-
- return utime_since_now(&s);
+ t->output += fio_crc32(buf, size);
}
-static uint64_t t_crc32c(void *buf, size_t size)
+static void t_crc32c(struct test_type *t, void *buf, size_t size)
{
- struct timeval s;
int i;
- fio_gettime(&s, NULL);
for (i = 0; i < NR_CHUNKS; i++)
- fio_crc32c(buf, size);
-
- return utime_since_now(&s);
+ t->output += fio_crc32c(buf, size);
}
-static uint64_t t_crc16(void *buf, size_t size)
+static void t_crc16(struct test_type *t, void *buf, size_t size)
{
- struct timeval s;
int i;
- fio_gettime(&s, NULL);
for (i = 0; i < NR_CHUNKS; i++)
- fio_crc16(buf, size);
-
- return utime_since_now(&s);
+ t->output += fio_crc16(buf, size);
}
-static uint64_t t_crc7(void *buf, size_t size)
+static void t_crc7(struct test_type *t, void *buf, size_t size)
{
- struct timeval s;
- uint64_t ret;
int i;
- fio_gettime(&s, NULL);
for (i = 0; i < NR_CHUNKS; i++)
- fio_crc7(buf, size);
-
- ret = utime_since_now(&s);
- return ret;
+ t->output += fio_crc7(buf, size);
}
-static uint64_t t_sha1(void *buf, size_t size)
+static void t_sha1(struct test_type *t, void *buf, size_t size)
{
uint32_t sha[5];
struct fio_sha1_ctx ctx = { .H = sha };
- struct timeval s;
- uint64_t ret;
int i;
fio_sha1_init(&ctx);
- fio_gettime(&s, NULL);
- for (i = 0; i < NR_CHUNKS; i++)
+ for (i = 0; i < NR_CHUNKS; i++) {
fio_sha1_update(&ctx, buf, size);
-
- ret = utime_since_now(&s);
- return ret;
+ fio_sha1_final(&ctx);
+ }
}
-static uint64_t t_sha256(void *buf, size_t size)
+static void t_sha256(struct test_type *t, void *buf, size_t size)
{
uint8_t sha[64];
struct fio_sha256_ctx ctx = { .buf = sha };
- struct timeval s;
- uint64_t ret;
int i;
fio_sha256_init(&ctx);
- fio_gettime(&s, NULL);
- for (i = 0; i < NR_CHUNKS; i++)
+ for (i = 0; i < NR_CHUNKS; i++) {
fio_sha256_update(&ctx, buf, size);
-
- ret = utime_since_now(&s);
- return ret;
+ fio_sha256_final(&ctx);
+ }
}
-static uint64_t t_sha512(void *buf, size_t size)
+static void t_sha512(struct test_type *t, void *buf, size_t size)
{
uint8_t sha[128];
struct fio_sha512_ctx ctx = { .buf = sha };
- struct timeval s;
- uint64_t ret;
int i;
fio_sha512_init(&ctx);
- fio_gettime(&s, NULL);
for (i = 0; i < NR_CHUNKS; i++)
fio_sha512_update(&ctx, buf, size);
+}
+
+static void t_murmur3(struct test_type *t, void *buf, size_t size)
+{
+ int i;
+
+ for (i = 0; i < NR_CHUNKS; i++)
+ t->output += murmurhash3(buf, size, 0x8989);
+}
+
+static void t_jhash(struct test_type *t, void *buf, size_t size)
+{
+ int i;
+
+ for (i = 0; i < NR_CHUNKS; i++)
+ t->output += jhash(buf, size, 0x8989);
+}
+
+static void t_fnv(struct test_type *t, void *buf, size_t size)
+{
+ int i;
- ret = utime_since_now(&s);
- return ret;
+ for (i = 0; i < NR_CHUNKS; i++)
+ t->output += fnv(buf, size, 0x8989);
}
-static uint64_t t_xxhash(void *buf, size_t size)
+static void t_xxhash(struct test_type *t, void *buf, size_t size)
{
void *state;
- struct timeval s;
- uint64_t ret;
int i;
state = XXH32_init(0x8989);
- fio_gettime(&s, NULL);
for (i = 0; i < NR_CHUNKS; i++)
XXH32_update(state, buf, size);
- XXH32_digest(state);
- ret = utime_since_now(&s);
- return ret;
+ t->output = XXH32_digest(state);
}
static struct test_type t[] = {
.mask = T_XXHASH,
.fn = t_xxhash,
},
+ {
+ .name = "murmur3",
+ .mask = T_MURMUR3,
+ .fn = t_murmur3,
+ },
+ {
+ .name = "jhash",
+ .mask = T_JHASH,
+ .fn = t_jhash,
+ },
+ {
+ .name = "fnv",
+ .mask = T_FNV,
+ .fn = t_fnv,
+ },
{
.name = NULL,
},
{
unsigned int test_mask = 0;
uint64_t mb = CHUNK * NR_CHUNKS;
+ struct frand_state state;
int i, first = 1;
void *buf;
}
buf = malloc(CHUNK);
- randomize_buf(buf, CHUNK, 0x8989);
+ init_rand_seed(&state, 0x8989, 0);
+ fill_random_buf(&state, buf, CHUNK);
for (i = 0; t[i].name; i++) {
+ struct timeval tv;
double mb_sec;
uint64_t usec;
+ char pre[3];
if (!(t[i].mask & test_mask))
continue;
- usec = t[i].fn(buf, CHUNK);
- if (first)
- usec = t[i].fn(buf, CHUNK);
+ /*
+ * For first run, make sure CPUs are spun up and that
+ * we've touched the data.
+ */
+ if (first) {
+ usec_spin(100000);
+ t[i].fn(&t[i], buf, CHUNK);
+ }
- mb_sec = (double) mb / (double) usec;
- mb_sec /= (1.024 * 1.024);
- printf("%s:\t%8.2f MB/sec\n", t[i].name, mb_sec);
+ fio_gettime(&tv, NULL);
+ t[i].fn(&t[i], buf, CHUNK);
+ usec = utime_since_now(&tv);
+
+ if (usec) {
+ mb_sec = (double) mb / (double) usec;
+ mb_sec /= (1.024 * 1.024);
+ if (strlen(t[i].name) >= 7)
+ sprintf(pre, "\t");
+ else
+ sprintf(pre, "\t\t");
+ printf("%s:%s%8.2f MiB/sec\n", t[i].name, pre, mb_sec);
+ } else
+ printf("%s:inf MiB/sec\n", t[i].name);
first = 0;
}